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ACM-U11/U12 Microphone
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Audio Conference Chairman/Delegate Unit
- High-Fidelity Audio & Network Integration: Utilizes 48kHz uncompressed audio transmission with 80Hz–16kHz bandwidth, PoE power, and capacitive touch buttons for noise-free operation, ensuring pristine sound quality and reliable long-distance connectivity.
- Role-Based Control & Management: Chairman units prioritize muting delegates, while delegates request speaking rights via PC software, supported by voice activation, speech timers, and sign-in controls through a multilingual web interface.
- Advanced Network Protocols: Operates via TCP/IP suite (ICMP, HTTP, UDP, TCP, IGMP), 100M PoE network transmission, and PING packet functionality for robust communication and device diagnostics.
- Customizable Audio Processing: Features 5-band EQ adjustments, feedback suppression, and voice sensitivity tuning to optimize sound for diverse speakers, paired with phantom power support.
- System Maintenance & Security: Enables web-based firmware upgrades, IP/MAC address sniffing for device identification, and centralized parameter adjustments (ID, sensitivity, EQ) via PC tools.
Technical Spec
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- Description
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Description
Technical Spec
| Model | ACM-U11 | U12 |
| Microphone type | Cardioid Electret |
| Microphone directivity | Cardioid |
| Frequency response | 80Hz~16KHz |
| Microphone input impedance | 680Ω |
| Sensitivity | -41±1.5dB(0dB=1V/Pa,at1KHz) |
| Maximum SPL | 120dB |
| SNR | >80dB(A) |
| Crosstalk | >70dB |
| Dynamic range | >80dB |
| THD | <0.1% |
| Maximum power consumption | 4.5W |
| Power supply | Conference server power supply |
| Color | Fine sand graphite gray |
| Sign-in method | Key sign in |
| Dimension | 145.7×133.6×46mm (L×W×H) (excluding the length of the microphone pole) |
| Microphone pole | 380mm black |
| Installation method | Desktop |
| Weight | 0.70Kg |
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